Space
Planets
Smaller Bodies
Special Planet Earth
Miscellaneous
100
The sun's innermost layer
What is the core?
100
The eighth planet from the sun.
What is Neptune?
100
A small body of ice, rock, and cosmic dust that gives off dust in the form of a tail.
What are comets?
100
Earth's major source of heat and light comes from this
What is the sun?
100
This separates the inner planets from the outer planets
What is the asteroid belt?
200

The solar system consists primarily of

What is empty space?

200
The hottest planet in the solar system, due to the greenhouse effect.
What is Venus?
200
A small, rocky body that travels through space.
What are meteoroids?
200
The position Earth is from the Sun.
What is 3rd?
200
The number of planets in our solar system with no moons.
What is a two?
300

What is 99.8% of the solar system's mass?

What is the sun?

300
The planet with the greatest temperature range.
What is Mercury?
300
Earth's natural satellite is called this.
What is 'the moon'?
300
The phase of matter that water must exist to sustain life as we know it.
What is liquid?
300
The number of ALL of the stars in our entire solar system.
What is one?
400

The Sun is the main source of what 2 things for the solar system?

What are heat and energy?

400
The only planet to rotate on its side.
What is Uranus?
400
These "shooting stars" are small, rocky bodies entering Earth's atmosphere.
What is a meteor?
400
The many layers of gases that surround and protect Earth.
What is the atmosphere?
400

Everything in our Solar System is held together by this.

What is the Sun's Gravitational Pull.

500

The main two gases the sun is composed of?

What are hydrogen and helium?

500
The planet where the largest mountain in the solar system, Olympus Mons, is located.
What is Mars?
500
A small, rocky body that travels through Earth's atmosphere and strikes the surface.
What is a meteorite?
500
The region of space that the Earth is located allowing for liquid water to exist.
What is the goldilocks zone?
500

What are the 3 main reasons earth is the only planet suitable for human life?

What liquid water, breathable atmosphere and suitable amount of sunlight?

M
e
n
u